The entire logic for reversing a string is based on using the opposite directional two-pointer approach!

View undefined's solution of Reverse String on LeetCode, the world's largest programming community.

Given a string s and an integer k , reverse the first k characters for every 2k characters counting from the start of the string.

View keyeechen's solution of Reverse String on LeetCode, the world's largest programming community.

Input: s = "a good example" Output: "example good a" Explanation: You need to reduce multiple spaces between two words to a single space in the reversed string.

View Jinx_11's solution of Reverse String on LeetCode, the world's largest programming community.

class Solution { public: void reverseString(vector<char>& s) { int l = 0; int r = s.size() - 1; while (l < r) swap(s[l++], s[r--]); } }; ...

The idea is to swap the first and last character of the string, then move towards the middle of the string, swapping the characters on the left and right side.

View hardkidbadhu's solution of Reverse String on LeetCode, the world's largest programming community.

Can you solve this real interview question? Reverse String - Level up your coding skills and quickly land a job. This is the best place to expand your ...